Home / 768,174.60-1,059,922.65-441,424.50

Finding the Fourth Proportional to 768,174.60, 1,059,922.65 and 441,424.50

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Solution

The fourth proportional to 768,174.60, 1,059,922.65 and 441,424.50 is: 609,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,174.60 : 1,059,922.65 = 441,424.50 : x
  2. Step 2: Convert to fraction form
    768,174.60/1,059,922.65 = 441,424.50/x
  3. Step 3: Cross multiply
    768,174.60x = 1,059,922.65 × 441,424.50
  4. Step 4: Simplify right side
    768,174.60x = 467,875,825,814.93
  5. Step 5: Solve for x
    x = 467,875,825,814.93/768,174.60
  6. Step 6: Final answer
    x = 609,074.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.